DE68911797D1 - Verfahren und Vorrichtung zur Fourier-Signalverarbeitung von gepulsten Doppler-Signalen. - Google Patents

Verfahren und Vorrichtung zur Fourier-Signalverarbeitung von gepulsten Doppler-Signalen.

Info

Publication number
DE68911797D1
DE68911797D1 DE89201916T DE68911797T DE68911797D1 DE 68911797 D1 DE68911797 D1 DE 68911797D1 DE 89201916 T DE89201916 T DE 89201916T DE 68911797 T DE68911797 T DE 68911797T DE 68911797 D1 DE68911797 D1 DE 68911797D1
Authority
DE
Germany
Prior art keywords
signal processing
doppler signals
pulsed doppler
fourier signal
fourier
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE89201916T
Other languages
English (en)
Other versions
DE68911797T2 (de
Inventor
William Taylor Mayo
Paul Michael Embree
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Application granted granted Critical
Publication of DE68911797D1 publication Critical patent/DE68911797D1/de
Publication of DE68911797T2 publication Critical patent/DE68911797T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S15/582—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse-modulated waves and based upon the Doppler effect resulting from movement of targets
    • G01S15/584—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse-modulated waves and based upon the Doppler effect resulting from movement of targets with measures taken for suppressing velocity ambiguities, i.e. anti-aliasing
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01P—MEASURING LINEAR OR ANGULAR SPEED, ACCELERATION, DECELERATION, OR SHOCK; INDICATING PRESENCE, ABSENCE, OR DIRECTION, OF MOVEMENT
    • G01P5/00—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft
    • G01P5/24—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave
    • G01P5/241—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by using reflection of acoustical waves, i.e. Doppler-effect
    • G01P5/244—Measuring speed of fluids, e.g. of air stream; Measuring speed of bodies relative to fluids, e.g. of ship, of aircraft by measuring the direct influence of the streaming fluid on the properties of a detecting acoustical wave by using reflection of acoustical waves, i.e. Doppler-effect involving pulsed waves
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/02—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems using reflection of acoustic waves
    • G01S15/50—Systems of measurement, based on relative movement of the target
    • G01S15/58—Velocity or trajectory determination systems; Sense-of-movement determination systems
    • G01S15/582—Velocity or trajectory determination systems; Sense-of-movement determination systems using transmission of interrupted pulse-modulated waves and based upon the Doppler effect resulting from movement of targets
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S15/00—Systems using the reflection or reradiation of acoustic waves, e.g. sonar systems
    • G01S15/88—Sonar systems specially adapted for specific applications
    • G01S15/89—Sonar systems specially adapted for specific applications for mapping or imaging
    • G01S15/8906—Short-range imaging systems; Acoustic microscope systems using pulse-echo techniques
    • G01S15/8979—Combined Doppler and pulse-echo imaging systems
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N2291/00—Indexing codes associated with group G01N29/00
    • G01N2291/02—Indexing codes associated with the analysed material
    • G01N2291/028—Material parameters
    • G01N2291/02836—Flow rate, liquid level
DE68911797T 1988-07-26 1989-07-20 Verfahren und Vorrichtung zur Fourier-Signalverarbeitung von gepulsten Doppler-Signalen. Expired - Fee Related DE68911797T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/224,106 US4930513A (en) 1988-07-26 1988-07-26 Two dimensional processing of pulsed Doppler signals

Publications (2)

Publication Number Publication Date
DE68911797D1 true DE68911797D1 (de) 1994-02-10
DE68911797T2 DE68911797T2 (de) 1994-07-07

Family

ID=22839302

Family Applications (1)

Application Number Title Priority Date Filing Date
DE68911797T Expired - Fee Related DE68911797T2 (de) 1988-07-26 1989-07-20 Verfahren und Vorrichtung zur Fourier-Signalverarbeitung von gepulsten Doppler-Signalen.

Country Status (6)

Country Link
US (1) US4930513A (de)
EP (1) EP0358249B1 (de)
JP (1) JP2849827B2 (de)
CN (1) CN1022135C (de)
DE (1) DE68911797T2 (de)
IL (1) IL91081A (de)

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US5227797A (en) * 1989-04-25 1993-07-13 Murphy Quentin M Radar tomography
US5030956A (en) * 1989-04-25 1991-07-09 Murphy Quentin M Radar tomography
US5201313A (en) * 1989-09-04 1993-04-13 Hitachi, Ltd. Ultrasonic flowmeter
US5121065A (en) * 1990-07-13 1992-06-09 Hewlett-Packard Company Mixed domain mixed ratio frequency response sampling
US5341809A (en) * 1990-08-31 1994-08-30 Hitachi, Ltd. Ultrasonic flowmeter
US5048528A (en) * 1990-11-15 1991-09-17 North American Philips Corp. Alias suppression in pulsed doppler systems
US5349525A (en) * 1993-01-08 1994-09-20 General Electric Company Color flow imaging system utilizing a frequency domain wall filter
US5386830A (en) * 1993-10-25 1995-02-07 Advanced Technology Laboratories, Inc. Ultrasonic pulsed doppler flow measurement system with two dimensional autocorrelation processing
NO942222D0 (no) * 1994-06-14 1994-06-14 Vingmed Sound As Fremgangsmåte ved bestemmelse av hastighet/tid-spektrum ved blodströmning
US5454372A (en) * 1994-06-17 1995-10-03 Siemens Medical Systems, Inc. Angle independent doppler in ultrasound imaging
NO944736D0 (no) * 1994-12-07 1994-12-07 Vingmed Sound As Fremgangsmåte for bestemmelse av blodhastighet
US5713364A (en) * 1995-08-01 1998-02-03 Medispectra, Inc. Spectral volume microprobe analysis of materials
US5813987A (en) * 1995-08-01 1998-09-29 Medispectra, Inc. Spectral volume microprobe for analysis of materials
US5615677A (en) * 1995-08-04 1997-04-01 The Board Of Trustees Of The Leland Stanford Junior University MRI tracking of cyclical motion by fourier integration of velocity
GB9608774D0 (en) 1996-04-27 1996-07-03 Bloodhound Sensors Limited Apparatus and method for detecting fluids
US5951477A (en) 1997-09-11 1999-09-14 Uab Vittamed Method and apparatus for determining the pressure inside the brain
US6419632B1 (en) * 1999-03-30 2002-07-16 Kabushiki Kaisha Toshiba High resolution flow imaging for ultrasound diagnosis
EP1744181B8 (de) * 2005-07-15 2014-04-09 Kabushiki Kaisha Toshiba Diagnostisches Ultraschallgerät und Verfahren zur Verarbeitung von Ultraschallbildern
US8926515B2 (en) * 2008-05-15 2015-01-06 Uab Vittamed Method and apparatus for continuously monitoring intracranial pressure
DE102008062485A1 (de) * 2008-06-02 2009-12-03 Rohde & Schwarz Gmbh & Co. Kg Messvorrichtung und Verfahren zur Bestimmung von Bewegung in einem Gewebe
US8394025B2 (en) 2009-06-26 2013-03-12 Uab Vittamed Method and apparatus for determining the absolute value of intracranial pressure
JP5355327B2 (ja) * 2009-09-18 2013-11-27 日立アロカメディカル株式会社 超音波診断装置
JP5398514B2 (ja) * 2009-12-21 2014-01-29 株式会社東芝 カラードプラ超音波診断装置
CN101856242B (zh) * 2010-06-30 2012-04-18 深圳市蓝韵实业有限公司 一种脉冲波多普勒成像方法及装置
CN103690194A (zh) * 2013-12-17 2014-04-02 中国科学院深圳先进技术研究院 基于宽带信号的血流流速估计方法和系统
WO2016205824A1 (en) 2015-06-19 2016-12-22 Neural Analytics, Inc. Transcranial doppler probe
US10048370B2 (en) 2015-07-07 2018-08-14 Honeywell International Inc. Estimating weather and ground reflectivity with doppler spectral information
CN105222861B (zh) * 2015-09-01 2018-08-21 中国计量学院 一种基于速度匹配谱测量气液两相流相分界面位置的方法
WO2017120388A1 (en) 2016-01-05 2017-07-13 Neural Analytics, Inc. Systems and methods for determining clinical indications
WO2017120361A1 (en) 2016-01-05 2017-07-13 Neural Analytics, Inc. Integrated probe structure
US11589836B2 (en) 2016-01-05 2023-02-28 Novasignal Corp. Systems and methods for detecting neurological conditions
CN105997148B (zh) * 2016-05-26 2019-01-29 飞依诺科技(苏州)有限公司 脉冲多普勒超高谱分辨率成像处理方法及处理系统
CN109708709A (zh) * 2017-10-25 2019-05-03 傅古月 一种微波固体流量计信号处理方法
WO2019195156A1 (en) * 2018-04-03 2019-10-10 The Children' S Mercy Hospital Systems and methods for detecting flow of biological fluids
CN110632606B (zh) * 2019-08-02 2023-01-10 中国船舶重工集团公司第七一五研究所 一种基于空间重采样的二维快速傅里叶变换三维成像方法
CN113343897B (zh) * 2021-06-25 2022-06-07 中国电子科技集团公司第二十九研究所 一种基于辐射信号斜率变化加快信号处理的方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2461304A1 (fr) * 1979-07-12 1981-01-30 Ibm France Appareil de calcul de transformee de fourier discrete bidimensionnelle
US4646099A (en) * 1983-09-28 1987-02-24 Sanders Associates, Inc. Three-dimensional fourier-transform device
US4601006A (en) * 1983-10-06 1986-07-15 Research Corporation Architecture for two dimensional fast fourier transform
JPS6140678A (ja) * 1984-08-01 1986-02-26 Hitachi Medical Corp 画像処理装置
JPS61170442A (ja) * 1985-01-23 1986-08-01 松下電器産業株式会社 超音波ドツプラ血流装置
US4770184A (en) * 1985-12-17 1988-09-13 Washington Research Foundation Ultrasonic doppler diagnostic system using pattern recognition

Also Published As

Publication number Publication date
DE68911797T2 (de) 1994-07-07
IL91081A0 (en) 1990-03-19
IL91081A (en) 1992-12-01
EP0358249B1 (de) 1993-12-29
EP0358249A2 (de) 1990-03-14
CN1039902A (zh) 1990-02-21
EP0358249A3 (de) 1991-06-05
US4930513A (en) 1990-06-05
CN1022135C (zh) 1993-09-15
JPH0268045A (ja) 1990-03-07
JP2849827B2 (ja) 1999-01-27

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PHILIPS ELECTRONICS N.V., EINDHOVEN, NL

8327 Change in the person/name/address of the patent owner

Owner name: KONINKLIJKE PHILIPS ELECTRONICS N.V., EINDHOVEN, N

8339 Ceased/non-payment of the annual fee